From b3eb5baa0d47e8569c6591b7349cbe7a160696d8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ewilan=20Rivi=C3=A8re?= <ewilan.riviere@gmail.com>
Date: Thu, 22 Jun 2023 14:31:21 +0200
Subject: [PATCH] 1.3.32 - limit length fix bug

---
 composer.json      | 2 +-
 src/Ebook.php      | 6 +++++-
 tests/EpubTest.php | 5 +++--
 3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/composer.json b/composer.json
index 6a36aa5..451825e 100644
--- a/composer.json
+++ b/composer.json
@@ -1,7 +1,7 @@
 {
     "name": "kiwilan/php-ebook",
     "description": "PHP package to read metadata and extract covers from eBooks (.epub, .cbz, .cbr, .cb7, .cbt, .pdf) and audiobooks (.mp3, .m4a, .m4b, .flac, .ogg).",
-    "version": "1.3.31",
+    "version": "1.3.32",
     "keywords": [
         "php",
         "ebook",
diff --git a/src/Ebook.php b/src/Ebook.php
index 380a4db..85acc89 100755
--- a/src/Ebook.php
+++ b/src/Ebook.php
@@ -526,8 +526,12 @@ public function hasCover(): bool
         return $this->cover !== null;
     }
 
-    private function limitLength(string $string, int $length): string
+    private function limitLength(?string $string, int $length): ?string
     {
+        if (! $string) {
+            return null;
+        }
+
         if (mb_strlen($string) <= $length) {
             return $string;
         }
diff --git a/tests/EpubTest.php b/tests/EpubTest.php
index fe1ecc4..f3d9726 100644
--- a/tests/EpubTest.php
+++ b/tests/EpubTest.php
@@ -21,8 +21,9 @@
     expect($ebook->authorMain()->name())->toBe('Jean M. Auel');
     expect($ebook->authors())->toBeArray();
     expect($firstAuthor->name())->toBe('Jean M. Auel');
-    expect($ebook->description())->toBeString();
-    expect($ebook->copyright())->toBe('Copyright © 1980 by Jean M. Auel');
+    expect($ebook->description(1500))->toBeString();
+    expect($ebook->copyright(255))->toBe('Copyright © 1980 by Jean M. Auel');
+    expect($ebook->copyright(10))->toBe('Copyright…');
     expect($ebook->publisher())->toBe('Hodder & Stoughton');
     expect($ebook->identifiers())->toBeArray();
     expect($ebook->identifiers()['google']->value())->toBe('ASvHBAAAQBAJ');